1103303001313 has 4 divisors (see below), whose sum is σ = 1103328464688. Its totient is φ = 1103277537940.

The previous prime is 1103303001287. The next prime is 1103303001331. The reversal of 1103303001313 is 3131003033011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103303001313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103303091313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12666583 + ... + 12753388.

It is an arithmetic number, because the mean of its divisors is an integer number (275832116172).

Almost surely, 2^{1103303001313} is an apocalyptic number.

It is an amenable number.

1103303001313 is a deficient number, since it is larger than the sum of its proper divisors (25463375).

1103303001313 is an equidigital number, since it uses as much as digits as its factorization.

1103303001313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25463374.

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 1103303001313 its reverse (3131003033011), we get a palindrome (4234306034324).

The spelling of 1103303001313 in words is "one trillion, one hundred three billion, three hundred three million, one thousand, three hundred thirteen".